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7568801 |
Optotype presenting apparatus
An optotype presenting apparatus of a display type with which a polarization red-green test with accuracy can be performed has a display, a polarization optical member including first and second...
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7540615 |
Cognitive training using guided eye movements
Computer-implemented method for enhancing a participant's cognition, including, e.g., visual memory, utilizing a computing device to present visual stimuli for training, and to record responses...
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7537343 |
Optotype presenting apparatus
An optotype presenting apparatus for testing a visual function of an eye of an examinee comprises: a display unit including a display which displays various optotypes by controlling a number of...
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7470026 |
Method and apparatus for measuring operating visual acuity
The present invention provides a method and apparatus for measuring operating vision. An optotype mark is displayed (step 103 ). A subject's response to the optotype mark is accepted via an input...
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7441900 |
Contrast chart device, contrast sensitivity measuring device and contrast sensitivity measuring method
A contrast chart device of the present invention comprises a contrast target presenting part for presenting a contrast target for a contrast sensitivity test at prescribed timing; a pupil data...
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7438417 |
Ophthalmic diagnostic apparatus for different types of tests
An ophthalmic diagnostic apparatus, includes a first body ( 6 ), for viewing from a given position ( 4 ) and a second body ( 7, 8 ), for viewing from the position ( 4 ), each embodied for display...
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7429109 |
Optometric apparatus and lens power determination method
An optometric apparatus and an optometric method which perform an accurate eye examination on people who have a wide range of refractive powers with astigmatism, myopia or hyperopia, and which are...
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7427137 |
Visual acuity testing
Eye chart for testing visual acuity which includes a plurality of optotypes arranged in a plurality of lines with each optotype in a line having a uniform resolution throughout and the resolution...
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7419263 |
Device and method for assisting development of an infant's visual acuity and for transferring a mother's scent to an infantile environment
A device for assisting the development of an infant's visual acuity and for transferring the mother's scent to an infantile environment. Supple fabric contacts an area of the mother's body for...
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7407290 |
Method of inspecting monocular diplopia and eye mark pattern for use in the same
In order to examine a degree of monocular diplopia is easily examined in a quantitative manner, a plurality of circular eye marks are seen from a predetermined examination distance with a single...
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7393104 |
Ophthalmic testing unit and ophthalmic testing equipment
When a Landolt ring optotype is presented in a visual acuity testing unit, an examinee answers a position of a slit of the optotype through an operation of a joystick lever or the like. If an...
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7390091 |
Vision testing apparatus
A vision test apparatus includes a viewing assembly connected to a chassis wherein the viewing assembly creates an optical path between an image display and at least one front lens. A near/far...
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7390090 |
Ocular measurement apparatus and method
According to an aspect of the present invention, there is provided a measurement apparatus for measuring a property of an eye of a subject, having a target arranged to be viewed by the subject, the...
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7367675 |
Vision testing system
A method and apparatus are provided for testing the vision of a human subject using a series of eye tests ( 310 ). A test setup procedure ( 312 ) is run to adjust the settings of a display device (...
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7357508 |
Eye test chart apparatus
An eye test chart includes a visual target for multiple test purposes composed of patterns of combinations of at lest two or more kinds of colors and predetermined shapes that are arranged at...
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7354156 |
Naturoptic method for restoring healthy vision
A method for restoring healthy vision includes first establishing a visual target, then having the subject keep horizontal and vertical lines, through the center of the plane of the target,...
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7354155 |
Astigmatic axis independent spatial frequency and contrast sensitivity target and method
A set of visual targets and a method for using these targets to evaluate the spatial frequency response and contrast sensitivity of the human visual system. The invention includes four choice test,...
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7350921 |
iQueVision: animated / vision testing system
A device for performing in eye test includes a display for animated visual acuity letters and sealable dynamic letters, a computer to control the display and to link to a patient database, and the...
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7338171 |
Method and apparatus for visual drive control
In a method and apparatus for visual drive control, a set of flickering images that flicker at the same flicker frequency and that are associated with mutually distinct flicker patterns are...
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7296895 |
Sequential scanning wavefront measurement and retinal topography
An improved sequential scanning method and apparatus for measuring wavefront aberration involves angularly displacing a measurement beam from a parallel beam striking the corneal surface at a...
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7287857 |
Method and apparatus for performing vision screening
The present invention relates to a vision screening system and a method for using the system to easily perform screenings for vision disorders, including amblyopia in children using only one...
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7267439 |
Optometric apparatus, optometric method, and optometric server
An optometric apparatus and an optometric method includes the steps of acquiring subject's attributes and an orientation selected by the subject on an astigmatic axis determination chart displayed...
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7267437 |
Biomimicking applications of human sensory systems
A method of sensory training and testing systems focusing upon the development of pre-attentive and attentive vision for the enhancement of the individual's ability to perform specific functions.
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7264356 |
Techniques for diagnosing and aiding color vision
Systems and methods for determining and addressing color-vision impairment by allowing a patient to compare multiple images of a scene wherein the color content of selected ones of the images has...
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7252382 |
Apparatus and method for measuring differences in the transmission of light through a lens of an eye
The apparatus for measuring differences in the transmission of light through a lens of an eye is an eye chart has two main sections including a test section that displays a shade of a test color...
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7249851 |
Eye characteristic measuring apparatus
An eye characteristic measuring apparatus can effectively and properly measure and display wavefront aberration of an eye regardless of the eye state. A first illumination optical system ( 200 A)...
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7237897 |
Optometric apparatus
An optometric apparatus comprises: a pair of right and left lens chamber units, each unit including a test window and optical elements to be selectively disposed in the test window; a convergence...
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7220000 |
Methods, devices and systems for assessing eye disease
Methods and devices for detecting eye disease and for assessing the clinical stage of an eye disease in an individual. The methods include projecting test patterns onto the retina of a tested eye...
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7198369 |
Method and device for detecting/correcting color vision and their application
This invention discloses an achromatopsia inspection/correction method, comprising the following steps: displaying a plurality of groups of achromatopsia test charts for the examinee to identify,...
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7195355 |
Isolating and quantifying functional impairments of the gaze stabilization system
A method for isolating and quantifying impairments of a subject's gaze stabilization system is provided. A subject's static visual acuity is measured to arrive at an assessment. The subject's...
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6985524 |
Apparatus and method for adjusting real time video to compensate for color blindness
An apparatus and a method are provided for adjusting real time video to compensate for color blindness. A video system includes a decoder that receives and decodes a video signal into original...
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6899428 |
Contrast sensitivity measuring device and contrast sensitivity measuring method
The present invention relates to a device and methods for contrast sensitivity measurement. The device and the methods make it possible to precisely measure the contrast sensitivity of a subject...
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6817715 |
Method and a device for measuring reading ability and/or visual acuity
A method for measuring reading ability in which the test subject reads passages at a predetermined distance from the eyes of the test subject, the text size of the passages varying in steps in the...
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6808267 |
Method for automated mass screening for visual dysfunction in children
A method for automatically screening for visual dysfunctions in preliterate or pre-school test subjects incorporates collecting personal profile and background information and transferring the...
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6769770 |
Computer-based 3D visual field testing with peripheral fixation points
A method and apparatus for electronically performing a visual field test for a patient. A visual field test pattern including a peripheral fixation point is displayed to the patient on an...
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6688746 |
Field testing using spread spectrum technique
There is provided a method of providing a visual reaction map of at least part of the visual field of an eye of a subject, the method comprising: (a) presenting to said visual field a plurality of...
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6644811 |
Oculomotor balance tester
A diagnostic tool for evaluating a patient's oculomotor system includes tests for measuring the amount of a patient's heterophoria and fixation disparity and determining whether these two...
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6626536 |
Device and method for assisting development of an infant's visual acuity and for transferring a mother's scent to an infantile environment
A device for assisting the development of an infant's visual acuity and for transferring the mother's scent to an infantile environment. Supple fabric contacts an area of the mother's body for...
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6623119 |
System and method for modifying image-processing software in response to visual test results
A system and method for modifying the sensitivity of various image-editing parameters in accordance with the result obtained from one or more visual-acuity tests are disclosed. The method generally...
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6585376 |
Test charts for metamorphopsia
Test charts for metamorphopsia comprises a plurality of dotted lines of predetermined lengths, preferably of the same length. The dotted lines consist of a dotted line (a) having a smallest...
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6505937 |
Test slide for a vision testing apparatus
A test slide is designed for use in a vision testing apparatus. The test slide comprises several component layers. Those layers include a light diffusing layer, an optotype film layer, a color...
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6425665 |
Visual acuity examination apparatus
A visual acuity examination apparatus for examining a visual acuity of an examinee by presenting an optotype to the examinee includes an optotype presenting unit which selectively presents at least...
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6422700 |
Visual acuity chart displaying apparatus
A visual acuity chart displaying apparatus for displaying various visual charts for a visual performance examination, for an eye to be examined includes, a visual chart plate ( 4 ) in which a...
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6406147 |
Visual acuity testing apparatus
A visual acuity testing apparatus comprises a casing having at least one test window which an examinee looks into, and at least one optotype presented inside the casing which is disposed in such a...
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6379007 |
Eye chart with distinct symbols and methods for vision testing
An eye chart of the present invention has a plurality of symbols selected from a set of distinct symbols. The symbols in the set consist of numerals of 3, 4, 6, 7, and 9 and letters of A, E, F,...
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6350032 |
Vision testing apparatus
A vision test apparatus includes a light occluding casing and viewer connected to the casing which comprises a front lens. A mirror is rotatably mounted to the inside of the casing behind the front...
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6213956 |
Methods and apparatus for diagnosing and remediating reading disorders
Reading disorders are diagnosed and remediated in a subject by respectively measuring and improving contrast sensitivity for motion discrimination of the subject. A background is displayed on a...
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6142631 |
Reduced logMAR visual acuity test chart
An improved visual acuity chart is disclosed. The ratio of the size of the optotypes of neighbouring lines on the chart is a constant and preferably the size decrement between lines is 0.1 logMAR....
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5929971 |
Optometric apparatus, including and addition power mode, for subjectively examining a visual function of an eye
The invention relates to an optometric apparatus which is capable of easily confirming the appearance of a target for near use in a state of correction for far use. An optometric apparatus for...
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5903335 |
Apparatus for displaying visual acuity chart with constant magnification
In an apparatus for displaying a visual acuity chart table, in response to the change of the distance between an eye to be examined and an apparatus body, a concave mirror of a visual chart optical...
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